Panel headboard



FIG. 1 is a front view of a panel headboard showing our new design, itbeing understood that the back is plain and does not form a part of theclaimed design;

FIG. 2 is a right side view thereof, it being understood that theopposite side is the mirror image of the side shown; and,

FIG. 3 is a top view thereof, it being understood that the bottom sideis plain and does not form a part of the claimed design.

The ornamental design for a panel headboard, as shown and described.